<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>淘抢购</title>
    <style>
        #list{
            display: flex;
        }
    </style>
</head>
<body>
<h2>淘抢购</h2>

<button id="btn">换一换</button>
<hr>
<div id="list"></div>
<script src="js/script.js"></script>
</body>
</html>